diff --git a/libs.versions.toml b/libs.versions.toml
index f2d3495a..cae928bc 100644
--- a/libs.versions.toml
+++ b/libs.versions.toml
@@ -10,7 +10,7 @@ swagger = "2.2.35"
 tika = "3.1.0"
 owl = "0.0.1"
 jackson = "2.18.2"
-protobuf = "4.29.3"
+protobuf = "4.31.1"
 grpc-java = "1.72.0"
 grpc-kotlin = "1.4.3"